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<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title>个人存款计算器</title>
		<script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
	    <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
	    <link href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
        <script>
			function calc(){
			   mon = $("#money").val();
			   reg = /^[0-9]{2,5}$/
			   if (!reg.test(mon)){
				   $("#money").css("border-color","red");
				   return;
			   } else {
				   $("#money").css("border-color","");
			   }
			   
			   monNum = parseInt(mon);
			   
			   year = $("#year  option:selected").text();
			   if (year == "一年") {
				   balance = monNum * 0.0175 * 1;
				   total = monNum + balance;
			   }
			   if (year == "二年"){
				   balance = monNum * 0.0225 * 2;
				   total = monNum + balance;
			   }
			   if (year == "三年"){
				   balance = monNum * 0.0275 * 3;
				   total = monNum + balance;
			   }	
				 if (year == "五年"){
					balance = monNum * 0.0275 * 5;
					total = monNum + balance;
				}
				$("#balance").val(balance);
				$("#total").val(total);
			}
		</script>
	</head>
	<body>
		 <div  class="center-block text-center">
			 <table class="table table-bordered">
				 <tr class="bg-primary text-center">
					 <td colspan="2">个人存款计算器</td>
				 </tr>
				 <tr>
					 <td>存款金额</td>
					  <td>
						  <input placeholder="请输入数字" class="form-control" type="text" id="money">
					  </td>
				 </tr>
				 <tr>
					 <td>存款期限</td>
					 <td>
						 <select class="form-control" id="year">
							 <option value="0.0175">一年</option>
							 <option value="0.0225">二年</option>
							 <option value="0.0275">三年</option>
							 <option value="0.0275">五年</option>
						 </select>
					 </td>
				 </tr>
				 <tr>
					 <td>所得利息</td>
					 <td>
						 <input readonly="readonly" class="form-control" type="text" id="balance">
					 </td>
				 </tr>
				 <tr>
					 <td>本息合计</td>
					 <td>
						 <input readonly="readonly" class="form-control" type="text" id="total">
					 </td>
				 </tr>
				 <tr>
					 <td colspan="2">
						 <button onclick="calc()" class="btn btn-danger btn-block">开始计算</button>
					 </td>
				 </tr>
			 </table>
			 开发者：182054321 外语太次郎
		 </div>
	</body>
</html>
